プログレッシブ和英中辞典(第4版)の解説
さいこうちょう【最高潮】
the climax
選挙戦は最高潮に達した
The election campaign reached its climax.
そのころ，彼の人気は最高潮にあった
He was then at the peak [height] of his popularity.
９回裏のホームランで観衆の熱狂は最高潮に達した
The excitement of the spectators reached (a) fever pitch when the batter hit a homer in the bottom of the ninth inning.